Results 41 to 50 of about 11,717 (296)

The design of paper-based electroanalytical microfluidic device coupled with post-synthesized molecularly imprinted polymers (rGO/Au@Ag2S/PANI/polyacrylamide) for the detection of streptomycin

Sensors and Actuators Reports
A highly sensitive three-electrode paper-based microfluidic device has been developed for determinate of streptomycin. Ag/GQD/chitosan nano ink was used to construct reference and counter electrodes and Au@Ag2S/GQD/chitosan nano ink was used to construct
Mina Adampourezare, Karim Asadpour-Zeynali, Miguel de la Guardia, Jafar Ezzati Nazhad Dolatabadi   +3 more
doaj   +1 more source

Multimode interference devices for focusing in microfluidic channels [PDF]

, 2011
Low-cost, compact, automated optical microsystems for chemical analysis, such as microflow cytometers for identification of individual biological cells, require monolithically integrated microlenses for focusing in microfluidic channels, to enable high ...
Wilkinson, James S., James S. Wilkinson, Hunt, Hamish C., Hamish C. Hunt   +3 more
core   +1 more source

Capillary Flow Profile Analysis on Paper-Based Microfluidic Chips for Classifying Astringency Intensity

Sensors
Astringency, a complex oral sensation resulting from interactions between mucin and polyphenols, remains difficult to quantify in portable field settings.
Daesik Son, Junseung Bae, Chanwoo Park, Jihoon Song, Soo Chung   +4 more
doaj   +1 more source

Paper-based electrowetting devices fabricated with cellulose paper and paraffin wax

Results in Physics, 2021
Paper-based microfluidic devices based on electrowetting principle, more specifically electrowetting on dielectric (EWOD), have attracted increasing attention due to their powerful liquid handling capability as compared to continuous-flow paper-based ...
He Li, Jiayi Cui, Zhibin Yan, Mingliang Jin, Yu Zheng, Guofu Zhou, Lingling Shui   +6 more
doaj   +1 more source

Microfluidic Paper-Based Sample Concentration Using Ion Concentration Polarization with Smartphone Detection

Micromachines, 2016
A simple method for microfluidic paper-based sample concentration using ion concentration polarization (ICP) with smartphone detection is developed.
Xue Li, Yanan Niu, Yunyi Chen, Di Wu, Long Yi, Xianbo Qiu   +5 more
doaj   +1 more source

Silk-fibroin film as enzyme stabilizing material and optical signal transducer for developing alcohol oxidase-based μPAD methanol biosensor

Biosensors and Bioelectronics: X, 2022
The commercial success of paper-based microfluidic biosensor devices with enzyme as recognition elements may be achieved greatly by improving the enzyme stability, averting the coffee-ring effect on the detection zone, and making it a stand-alone system.
Phurpa Dema Thungon, Pooja Rani Kuri, Vinay Bachu, Pranab Goswami   +3 more
doaj   +1 more source

Review of paper-based microfluidic analytical devices for in-field testing of pathogens

Analytica Chimica Acta, 2023
Pathogens cause various infectious diseases and high morbidity and mortality which is a global public health threat. The highly sensitive and specific detection is of significant importance for the effective treatment and intervention to minimise the impact.
Li, Wenliang, Ma, Xuanye, Yong, Yang-Chun, Liu, Guozhen, Yang, Zhugen   +4 more
openaire   +4 more sources

Iron Determination in Natural Waters Using a Synthesised 3-Hydroxy-4-Pyridione Ligand in a Newly Developed Microfluidic Paper-Based Device

Chemosensors, 2023
This work describes the development of an iron sensor based on a microfluidic paper-based technique, to attain iron quantification in natural waters. A new water-soluble naphthalene-3-hydroxy-4-pyridione ligand was used as a colour reagent, as it formed ...
Juliana I. S. Aguiar, Susana O. Ribeiro, Andreia Leite, Maria Rangel, António O. S. S. Rangel, Raquel B. R. Mesquita   +5 more
doaj   +1 more source

Dual‐Mode Magnetic Elastomer for On‐Demand Motion and Degradation

Advanced Functional Materials, EarlyView.
A dual‐mode magnetic elastomer is introduced, enabling DC field‐driven programmable actuation and AC field‐driven magnetothermal degradation. GHz‐range magnetic fields generate ultrafast heating of magnetic nanoparticles that activates cleavage of the silicone elastomer matrix.
Jieun Han, Hyun An, Min‐Ha Oh, Yu‐Lim Lee, Woojin Jeon, Kyung‐Sub Kim, Jae‐Hwan Lee, Seungmin Kang, Yoon‐Nam Kim, Ji‐Won Kang, Daewhan Kim, Min Sang Kwon, Sang‐Koog Kim, Seung‐Kyun Kang   +13 more
wiley   +1 more source

3D Printing Innovations in Polymeric Porous and Patterned Architecture

Advanced Functional Materials, EarlyView.
Polymeric foams occupy a unique structural space between dense solids and open networks, where engineered void fraction governs mechanical compliance, thermal resistance, and mass transport. Additive manufacturing now enables precise spatial control over cellular architecture, unlocking designer foam structures across applications spanning crash ...
Dhanush Patil, Sri Vaishnavi Thummalapalli, Clarissa Westover, Arunachalam Ramanathan, M. Taylor Sobzcak, Roumika Patil, Qixuan Xiang, Tiantian Li, Sui Yang, Timothy E. Long, Hongyue Sun, Xianqiao Wang, Yang Liu, Kenan Song   +13 more
wiley   +1 more source